admindlg.cpp

ecos实时嵌入式操作系统

//####COPYRIGHTBEGIN####
//
// ----------------------------------------------------------------------------
// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
// Copyright (C) 2003 John Dallaway
//
// This program is part of the eCos host tools.
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
// more details.
//
// You should have received a copy of the GNU General Public License along with
// this program; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
// ----------------------------------------------------------------------------
//
//####COPYRIGHTEND####
// admindlg.cpp :
//
//===========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   julians,jld
// Contact(s):  julians
// Date:        2000/09/28
// Version:     $Id: admindlg.cpp,v 1.6 2001/08/22 16:50:32 julians Exp $
// Purpose:
// Description: Implementation file for ecAdminDialog
// Requires:
// Provides:
// See also:
// Known bugs:
// Usage:
//
//####DESCRIPTIONEND####
//
//===========================================================================

// ============================================================================
// declarations
// ============================================================================

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "admindlg.h"
#endif

// Includes other headers for precompiled compilation
#include "ecpch.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

// For registry access functions in GetUserToolsPath
#ifdef __WXMSW__
#include <windows.h>
#include "wx/msw/winundef.h"
#endif

#include "wx/cshelp.h"
#include "wx/filedlg.h"
#include "wx/file.h"
#include "wx/filefn.h"
#include "wx/progdlg.h"

#include "configtool.h"
#include "admindlg.h"
#include "configtooldoc.h"
#include "licensedlg.h"
#include "ecutils.h"

#ifdef __WXGTK__
#include "bitmaps/package_open.xpm"
#include "bitmaps/package_version.xpm"
#endif

BEGIN_EVENT_TABLE(ecAdminDialog, ecDialog)
    EVT_BUTTON(wxID_OK, ecAdminDialog::OnClose)
    EVT_BUTTON(ecID_ADMIN_DIALOG_ADD, ecAdminDialog::OnAdd)
    EVT_BUTTON(ecID_ADMIN_DIALOG_REMOVE, ecAdminDialog::OnRemove)
    EVT_INIT_DIALOG(ecAdminDialog::OnInitDialog)
END_EVENT_TABLE()

// ----------------------------------------------------------------------------
// main frame
// ----------------------------------------------------------------------------

// Frame constructor
ecAdminDialog::ecAdminDialog(wxWindow* parent, const wxString& repository, const wxString& userTools):
    m_imageList(16, 16, 1)
{
    m_strRepository = repository;
    m_strUserTools = userTools;
	m_CdlPkgData = NULL;

    SetExtraStyle(wxDIALOG_EX_CONTEXTHELP);

    ecDialog::Create(parent, ecID_ADMIN_DIALOG, _("Administration"),
        wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER);

    CreateControls(this);

    m_imageList.Add(wxICON(package_open));
    m_imageList.Add(wxICON(package_version));
    m_treeCtrl->SetImageList(& m_imageList);

    Centre(wxBOTH);
}

ecAdminDialog::~ecAdminDialog()
{
	ClearPackageTree ();

	// free memory allocated to the CDL database

	if (m_CdlPkgData)
		delete m_CdlPkgData;

    m_treeCtrl->SetImageList(NULL);
}

void ecAdminDialog::OnInitDialog(wxInitDialogEvent& event)
{
    // setup the path to the user tools (tar and gunzip)
    
    if ((! m_strUserTools.IsEmpty()) || FindUserToolsPath ()) // if the user tools can be located
    {
        wxString path;
        wxGetEnv(wxT("PATH"), & path);
        
        // TODO: this may not work on all platforms
        path = path + wxString(wxPATH_SEP) + m_strUserTools;
        wxSetEnv(wxT("PATH"), path);
    }
    
    // populate the package tree

    if (!PopulatePackageTree (m_strRepository))
    {
        m_strRepository = wxT("");
        // TODO
        // OnPkgadminRepository (); // prompt the user for the repository location
    }
}

void ecAdminDialog::CreateControls(wxWindow* parent)
{
    m_treeCtrl = new wxTreeCtrl(parent, ecID_ADMIN_DIALOG_TREE,
        wxDefaultPosition, wxSize(380, 290), wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);

    wxSizer *item0 = new wxBoxSizer( wxHORIZONTAL );

    wxSizer *item1 = new wxBoxSizer( wxVERTICAL );

    wxStaticText *item2 = new wxStaticText( parent, wxID_STATIC, _("&Installed packages:"), wxDefaultPosition, wxDefaultSize, 0 );
    item1->Add( item2, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    wxWindow *item3 = parent->FindWindow( ecID_ADMIN_DIALOG_TREE );
    wxASSERT( item3 );
    item1->Add( item3, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );

    item0->Add( item1, 1, wxGROW|wxALIGN_CENTER_HORIZONTAL|wxALL, 5 );

    wxSizer *item4 = new wxBoxSizer( wxVERTICAL );

    wxButton *item5 = new wxButton( parent, ecID_ADMIN_DIALOG_ADD, _("&Add..."), wxDefaultPosition, wxDefaultSize, 0 );
    item4->Add( item5, 0, wxALIGN_CENTRE|wxALL, 5 );

    wxButton *item6 = new wxButton( parent, ecID_ADMIN_DIALOG_REMOVE, _("&Remove"), wxDefaultPosition, wxDefaultSize, 0 );
    item4->Add( item6, 0, wxALIGN_CENTRE|wxALL, 5 );

    item4->Add( 20, 20, 1, wxALIGN_CENTRE|wxALL, 5 );

    wxButton *item7 = new wxButton( parent, wxID_OK, _("&Close"), wxDefaultPosition, wxDefaultSize, 0 );
    item4->Add( item7, 0, wxALIGN_CENTRE|wxALL, 5 );

#ifdef __WXGTK__
    wxButton *contextButton = new wxContextHelpButton( parent );
    item4->Add( contextButton, 0, wxALIGN_CENTRE|wxALL, 5 );
#endif

    item0->Add( item4, 0, wxGROW|wxALIGN_CENTER_HORIZONTAL|wxRIGHT|wxTOP|wxBOTTOM, 5 );
    
    item7->SetDefault(); // Make Close the default button

    parent->SetAutoLayout( TRUE );
    parent->SetSizer( item0 );
    parent->Layout();
    item0->Fit( parent );
    //item0->SetSizeHints( parent );

    // Add context-sensitive help text
    parent->FindWindow( ecID_ADMIN_DIALOG_TREE)->SetHelpText(_("Displays the set of packages currently in the eCos component repository."));
    parent->FindWindow( ecID_ADMIN_DIALOG_ADD)->SetHelpText(_("Adds the contents of an eCos package file to the eCos component repository."));
    parent->FindWindow( ecID_ADMIN_DIALOG_REMOVE)->SetHelpText(_("Removes the currently selected package from the eCos component repository."));
    parent->FindWindow( wxID_OK )->SetHelpText(_("Closes the dialog and saves any changes you have made."));

#if __WXGTK__
    parent->FindWindow( wxID_CONTEXT_HELP )->SetHelpText(_("Invokes context-sensitive help for the clicked-on window."));
#endif

}

void ecAdminDialog::OnAdd(wxCommandEvent& event)
{
    wxString defaultDir; // TODO
    wxString defaultFile;
    wxString wildcard = wxT("eCos Package Files (*.epk)|*.epk");
    wxFileDialog dlg(this, _("Open eCos Package Files"), defaultDir, defaultFile, wildcard, wxOPEN|wxMULTIPLE);

    if (wxID_OK == dlg.ShowModal ())
    {
        bool bRepositoryChanged = FALSE;
        //POSITION posPathName = dlg.GetStartPosition ();
        wxArrayString filenames;
        dlg.GetPaths(filenames);
        size_t i;
        for (i = (size_t) 0; i < filenames.GetCount(); i++)
        {
            wxString strPathName(filenames[i]);

            if (!wxFileExists(strPathName))
            {
                wxString msg;
                msg.Printf(_("Cannot open %s"), (const wxChar*) strPathName);
                wxMessageBox(msg, wxGetApp().GetSettings().GetAppName(), wxICON_EXCLAMATION|wxOK);
            }
            else
            {
                
                // get an eCos package distribution file
                
                // extract the licence file

                wxString strCommand;
                strCommand.Printf(wxT("add %s --extract_license"), (const wxChar*) strPathName);
                strCommand.Replace(wxT("\\"), wxT("/")); // backslashes -> forward slashes for Tcl_EvalFile
                EvalTclFile (3, strCommand, _("Adding package"));

                wxString strLicenseFile = m_strRepository + wxString(wxFILE_SEP_PATH) + wxT("pkgadd.txt");
#ifdef __WXMSW__
                strLicenseFile.Replace (wxT("/"), wxT("\\")); // forward slashes -> backslashes for Win32
#endif
                // read the license file

                wxFile fileLicenseFile;
                if (fileLicenseFile.Exists (strLicenseFile) && fileLicenseFile.Open (strLicenseFile, wxFile::read))
                {
                    //TRACE (_T("License file found at %s\n"), strLicenseFile);
                    const off_t dwLicenseLength = fileLicenseFile.Length ();
                    char* pszBuffer = new char [dwLicenseLength + 1]; // allocate a buffer
                    fileLicenseFile.Read ((void*) pszBuffer, dwLicenseLength);
                    fileLicenseFile.Close ();
                    wxRemoveFile (strLicenseFile); // delete the license file when read
                    pszBuffer [dwLicenseLength] = 0; // terminate the string in the buffer
                    wxString strLicenseText (pszBuffer); // copy into a wxString to convert to Unicode
                    delete [] pszBuffer;
#ifdef __WXMSW__
                    if (-1 == strLicenseText.Find (wxT("\r\n"))) // if the file has LF line endings...
                        strLicenseText.Replace (_T("\n"), _T("\r\n")); // ... replace with CRLF line endings
#else
                    strLicenseText.Replace (_T("\r"), wxEmptyString); // remove CR characters
#endif
                    // display the license text

                    ecLicenseDialog dlgLicense (strLicenseText, this, ecID_LICENSE_DIALOG, strPathName + _(" - Add Packages"));
                    if (wxID_OK != dlgLicense.ShowModal ()) // if license not accepted by user
                        continue; // try the next file
                }
                
                // add the contents of the package distribution file